Button and lock



Jan, 7, 0 BAGGERUD BUTTON AND LOCK Filed Dec, 31., I937 Patented Jan. 7,1941 BUTTON AND LOCK Oscar Baggerud, Jersey City, N. J.

Application December 31, 1937, Serial No. 182,767

1 Claim.

My invention relates to button fasteners, or looks, of the type using amultiple prong staple which penetrates the cloth and the barbed ends ofwhich are terminated and locked in a special resilient locking plate inthe rear. This invention is furthermore an improvement of my button lockcovered by Patent No. 1,598,597.

An important object of my invention is to provide a simple lockingdevice for fastening buttons without using a needle and thread.

A further object of my invention is to provide a multiple pronged staplewhich looks similar to the thread fastening ordinarily used.

Another object of my invention is to provide a method of fastening anytwo or four-hole button in a way which is more secure and lasting thanthe ordinary method using thread.

Other objects and advantages of my invention will be apparent during thecourse of the following description.

In the accompanying drawing, forming part of this specification, and inwhich like numerals are employed to designate like parts throughout thesame,

Figure 1 is a plan view of a button with the staple inserted,

Figure 2 is a section along line 2--2 in Fig. 1,

Figure 3 is a plan view of the staple,

Figure 4 is a side elevation of the staple,

Figure 5 is a plan view of the flexible spacer,

Figure 6 is a plan view of the rear cover plate,

Figure 7 is a plan view of the split spring locking washer,

Figure 8 is a plan View of the cup-shaped bottom washer.

In the drawing, wherein for the purpose of illustration, is shown apreferred embodiment of my invention, the numeral l5 designates thebutton with four holes l6 and the staple ll. Between the button [5 andthe fabric I8 is located the flexible washer I9, and on the rear side ofthe fabric, referring to Fig. 2, is located the cover plate 20, thesplit spring lock washer 2| and the cup-shaped bottom washer 22. InFigures 3 and 4 are plan and side views, respectively, of the staple I!with two long prongs 23, barbs 24 and pointed ends 25. Transverselyacross the staple ll is welded another short staple 26.

In Figure 5 is shown a washer 19 with two holes 21.

plan view of the flexible In Figure 6 is shown a plan view of the coverplate 20 with two holes 28,

and in Figure '7 the split spring lock washer 2| is shown in plan view.This spring washer 2! is split in several directions along the lines 29and 3t whereby is formed the aperture 3| through which the pointed andbarbed ends of the staple Il may be forced. The cup-shaped bottom washer22 is shown in plan view in Figure 8, the edge 32 of this washer iscrimped over the cover plate as shown in section in Figur The operationof my invention is 'simply as follows: The staple I1 is inserted throughthe holes IS in the button,

through the washer l9 and pierced through the fabric I8, the lockingwasher is next pushed on to the staple in such a manner that the pointedends 25 of the staple ll first go through the holes 28 of the coverplate 29] and then are pressed in the spring washer 2i. down as far asit will go washer 2! will be bent prongs 23 of the staple I catch orbarb 24 of the st locked in place.

down between the splits By pushing the staple a small lip of the springdownwardly along the 'l and will glide into the aple. The staple is thenIt is to be understood that the form of my invention, herewith shown anddescribed, is to be taken as a preferred example of the same, and

that various changes in the shape, size and arbetween it and the coverplate, a double pronged staple with barbed points connecting said buttonand locking members, and a second staple with two short stubs fastenedcrosswise to the first staple.

OSCAR BAGGERUD.

